# -*- makefile -*-

export builddir = @abs_builddir@
export srcdir = @abs_srcdir@
export top_srcdir = @abs_top_srcdir@
export KSRC = @KSRC26@
export KBLD = @KBLD26@
export VERSION = @VERSION@
export BUILD_VETH = @BUILD_VETH@

include $(srcdir)/../Modules.mk
include $(srcdir)/Modules.mk
include @HW_TABLES@

default: $(build_links)

$(foreach s,$(sort $(foreach m,$(build_modules),$($(m)_sources))), \
  $(eval $(notdir $(s)): ; ln -s $(srcdir)/../$(s) $@))

distclean: clean
	rm -f kcompat.h
distdir: clean
install:
all: default
check: all
clean:
	rm -f *.o *.ko *_mod.* Module.symvers *.cmd kcompat.h.new
	for d in $(build_links); do if test -h $$d; then rm $$d; fi; done

ifneq ($(KSRC),)

ifeq (/lib/modules/$(shell uname -r)/source, $(KSRC))
  KOBJ := /lib/modules/$(shell uname -r)/build
else
  KOBJ := $(KSRC)
endif

ifneq ($(shell grep -c 'PATCHLEVEL = 6' $(KSRC)/Makefile), 1)
  $(error Linux kernel source in $(KSRC) not 2.6)
endif

VERSION_FILE := $(KOBJ)/include/linux/version.h
ifeq (,$(wildcard $(VERSION_FILE)))
  $(error Linux kernel source not configured - missing version.h)
endif

CONFIG_FILE := $(KBLD)/include/linux/autoconf.h
ifeq (,$(wildcard $(CONFIG_FILE)))
  $(error Linux kernel source not configured - missing autoconf.h)
endif

default:
	$(MAKE) -C $(KBLD) M=$(builddir) modules
endif

# Much of the kernel build system in this file is derived from Intel's
# e1000 distribution, with the following license:

################################################################################
#
# Intel PRO/1000 Linux driver
# Copyright(c) 1999 - 2007 Intel Corporation.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms and conditions of the GNU General Public License,
# version 2, as published by the Free Software Foundation.
#
# This program is distributed in the hope it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
#
# The full GNU General Public License is included in this distribution in
# the file called "COPYING".
#
# Contact Information:
# Linux NICS <linux.nics@intel.com>
# e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
# Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
#
################################################################################
